Mac · Apple · released October 26, 2026
Apple macOS security updates, October 26, 2026: every vulnerability, rated
Apple fixed 299 macOS vulnerabilities on October 26, 2026, in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2. None was reported as exploited when it was published. 111 involve running code, kernel or root privileges, a sandbox escape or a remote attacker, so they belong in this week's work. Macs on older macOS versions only get some of these fixes; Apple's own guidance is that not every security issue is fixed in previous major versions.
- CVEs
- 299
- Patch now
- 0
- This week
- 111
- Normal cycle
- 118
- Low
- 70
Fixed in: macOS Golden Gate 27.2, macOS Tahoe 26.7.2, macOS Sequoia 15.8.2Apple security notes Apple security notes Apple security notes
Page 3 of 5 · sorted by risk, then score
Normal cycle60 on this page · tap one for its risk review
- Normal cycleMacOctober 26, 2026
CVE-2026-112449Model I/O
In Model I/O: Processing a maliciously crafted 3D model may lead to memory corruption. Apple's fix: An integer overflow was addressed with improved input validation. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112455Shortcuts
In Shortcuts: An app may be able to access sensitive user data. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112456HFS
In HFS: Processing a maliciously crafted file may lead to heap corruption. Apple's fix: An out-of-bounds write issue was addressed with improved input validation. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112461Model I/O
In Model I/O: Processing a maliciously crafted 3D model may lead to memory corruption. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112462Control Center
In Control Center: A malicious application may be able to bypass Privacy preferences. Apple's fix: A permissions issue was addressed with additional restrictions. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112464SceneKit
In SceneKit: Processing a maliciously crafted file may lead to heap corruption. Apple's fix: An out-of-bounds write issue was addressed with improved input validation. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112467App Store
In App Store: An app may be able to bypass network restrictions. Apple's fix: This issue was addressed with improved checks. Fixed in macOS Golden Gate 27.2 and macOS Tahoe 26.7.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112473Screen Sharing Server
In Screen Sharing Server: An attacker with the legacy VNC password for Screen Sharing may be able to copy files to the Mac. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112480Remote Management
In Remote Management: A user with screen sharing access may be able to view another user's screen. Apple's fix: A permissions issue was addressed with additional restrictions. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112482Screen Sharing Server
In Screen Sharing Server: An attacker on the local network may be able to corrupt process memory. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112483Directory Utility
In Directory Utility: An app may be able to modify protected parts of the file system. Apple's fix: A path handling issue was addressed with improved validation. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112485Model I/O
In Model I/O: Processing a maliciously crafted 3D model may lead to memory corruption. Apple's fix: The issue was addressed with improved memory handling. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112488ImageIO
In ImageIO: Processing a maliciously crafted image may corrupt process memory. Apple's fix: A buffer overflow issue was addressed with improved memory handling. Fixed in macOS Golden Gate 27.2 and macOS Tahoe 26.7.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112500Mail
In Mail: The user's original email address may be leaked when using the Hide My Email feature. Apple's fix: A logic issue was addressed with improved restrictions. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112504StorageKit
In StorageKit: An app may be able to modify protected parts of the file system. Apple's fix: A parsing issue in the handling of directory paths was addressed with improved path validation. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112505smbx
In smbx: A malicious Screen Sharing peer may be able to corrupt process memory. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112506Security
In Security: An app may be able to access sensitive user data. Apple's fix: A permissions issue was addressed with improved validation. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112511Screen Sharing Server
In Screen Sharing Server: A malicious Screen Sharing peer may be able to create arbitrary symlinks as root. Apple's fix: A path handling issue was addressed with improved logic. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112518Heimdal
In Heimdal: An attacker in a privileged network position may be able to impersonate a Kerberos KDC. Apple's fix: An issue with signature validation was addressed with improved checks. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112521Security
In Security: A sandboxed process may be able to circumvent sandbox restrictions. Apple's fix: A buffer overflow was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112523Help Viewer
In Help Viewer: An app may be able to access user-sensitive data. Apple's fix: This issue was addressed with improved handling of symlinks. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112533IOGPUFamily
In IOGPUFamily: An app may be able to access sensitive user data. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112534dyld
In dyld: An app may be able to bypass sandbox restrictions. Apple's fix: This issue was addressed with improved access restrictions. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112535StorageKit
In StorageKit: An app may be able to modify protected parts of the file system. Apple's fix: A race condition was addressed with improved handling of symbolic links. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112537Wi-Fi
In Wi-Fi: An app may be able to read sensitive location information. Apple's fix: This issue was addressed with improved data protection. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112539AppleMobileFileIntegrity
In AppleMobileFileIntegrity: A malicious app may be able to read or write to protected files. Apple's fix: A permissions issue was addressed with additional restrictions. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112542ppp
In ppp: A malicious app may be able to intercept network traffic. Apple's fix: A permissions issue was addressed with additional restrictions. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112551AirPort
In AirPort: An app may be able to read sensitive location information. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27.2 and macOS Tahoe 26.7.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112557Spotlight
In Spotlight: A malicious application may be able to bypass Privacy preferences. Apple's fix: The issue was addressed with improved checks. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112558Spotlight
In Spotlight: An app may be able to access sensitive user data. Apple's fix: A permissions issue was addressed with additional sandbox restrictions. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112559Shortcuts
In Shortcuts: An app may be able to access sensitive user data. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112560ImageIO
In ImageIO: Processing a maliciously crafted image may result in disclosure of process memory. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112561ImageIO
In ImageIO: Processing a maliciously crafted image may result in disclosure of process memory. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112565Model I/O
In Model I/O: Processing a maliciously crafted 3D model may lead to memory corruption. Apple's fix: An integer overflow was addressed with improved input validation. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112567Spotlight
In Spotlight: A malicious application may be able to bypass Privacy preferences. Apple's fix: This issue was addressed with improved checks. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112571ImageIO
In ImageIO: Processing a maliciously crafted image may result in disclosure of process memory. Apple's fix: A memory initialization issue was addressed with improved memory handling. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112575WindowServer
In WindowServer: An app may be able to monitor keystrokes without user permission. Apple's fix: The issue was addressed with improved handling of secure input state. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112576Kernel
In Kernel: An app may be able to cause unexpected changes to copy-on-write memory. Apple's fix: A memory integrity issue was addressed with improved handling of copy-on-write pages. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112577TCC
In TCC: An app may be able to access sensitive user data. Apple's fix: A privacy issue was addressed by moving sensitive data. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112595Thread
In Thread: An attacker in physical proximity may be able to craft malicious network traffic to gain access to a Thread network. Apple's fix: This issue was addressed with improved authentication. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112599WebKit
In WebKit: Processing maliciously crafted web content may lead to an unexpected process crash. Apple's fix: A use-after-free issue was addressed with improved memory management. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112610CoreGraphics
In CoreGraphics: Processing a maliciously crafted PDF file may lead to memory corruption. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112611CoreGraphics
In CoreGraphics: Processing a maliciously crafted PDF file may lead to memory corruption. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112616Screen Time
In Screen Time: An app may be able to access sensitive user data. Apple's fix: An authorization issue was addressed with improved access control. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112617iCloud
In iCloud: An app may be able to access sensitive user data. Apple's fix: An information disclosure issue was addressed with improved logic. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112619Calendar
In Calendar: Processing a maliciously crafted calendar invitation may lead to memory corruption. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112621LinkPresentation
In LinkPresentation: Processing a maliciously crafted image may result in memory corruption. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112624Kernel
In Kernel: An app may be able to bypass Privacy preferences. Apple's fix: This issue was addressed with improved checks. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112625ImageIO
In ImageIO: Processing a maliciously crafted image may result in memory corruption. Apple's fix: An integer underflow was addressed with improved input validation. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112627ImageIO
In ImageIO: Processing a maliciously crafted image may result in disclosure of process memory. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112628Spotlight
In Spotlight: An app may be able to access sensitive user data. Apple's fix: This issue was addressed with improved data access restriction. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112630ImageIO
In ImageIO: Processing a maliciously crafted image may result in disclosure of process memory. Apple's fix: An uninitialized memory issue was addressed with improved memory handling. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112632ImageIO
In ImageIO: Processing a maliciously crafted image may result in disclosure of process memory. Apple's fix: An uninitialized memory issue was addressed with improved memory handling. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112640WebKit
In WebKit: Processing maliciously crafted web content may lead to memory corruption. Apple's fix: A use-after-free issue was addressed with improved memory management. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112642FontParser
In FontParser: Processing a maliciously crafted font may result in the disclosure of process memory. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112647iCloud
In iCloud: An app may be able to access sensitive user data. Apple's fix: An access issue was addressed with additional sandbox restrictions. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112652Security
In Security: An malicious app may be able to bypass certificate validation. Apple's fix: A logic issue was addressed with improved state management. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112656CoreText
In CoreText: Processing a maliciously crafted font may result in the disclosure of process memory. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112658Siri
In Siri: An app may be able to access sensitive user data. Apple's fix: This issue was addressed with improved input validation. Fixed in macOS Golden Gate 27.2.
- Normal cycleMacOctober 26, 2026
CVE-2026-112660Photos Storage
In Photos Storage: An app may be able to bypass certain Privacy preferences. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2 and macOS Sequoia 15.8.2.
Why an MSP manages this
Reading the list is the easy part
Nobody running a business reads all of them, and nobody should have to. The work is deciding which ones matter today, testing the fixes, getting them onto every PC and Mac without breaking the workday, and proving it was done.
- 01
Triage that starts with the exploited ones
Most of these fixes can ride the normal monthly rollout. A handful need action the same day. Telling them apart, every month, on every machine, is the core of the work, and it is the part an office manager rarely has time for.
- 02
Testing before everyone gets it
Updates go to a test ring and a pilot group first, so a broken accounting package or design tool shows up on two machines instead of forty, and the rollout pauses until it is sorted.
- 03
Restarts that don't wreck the workday
Windows updates usually need a restart and macOS updates often do. Deadlines, maintenance windows and grace periods get the fix installed without forcing a reboot in the middle of a client call.
- 04
Macs managed as seriously as PCs
Windows patching tools don't patch Macs. macOS updates need their own install-by deadlines through device management, and major upgrades need the same compatibility testing a Windows feature update gets.
- 05
A plan for machines that can't update
Hardware that ages out and versions past end of support stop getting every fix. They need a decision, isolate, upgrade or replace, before they become the easiest way in.
- 06
Proof when someone asks
Cyber insurance applications, customer security questionnaires and frameworks such as the FTC Safeguards Rule all ask how you keep systems patched. A managed service keeps the inventory and the reports that answer them.
The ins and outs
What keeping Windows and Mac patched actually involves
Windows
Patch Tuesday, and the exceptions
Microsoft ships security updates on the second Tuesday of each month, and out of band when something can't wait. This log marks the out-of-band ones.
Cumulative updates
Each month's Windows update carries the earlier months' fixes, so a PC that missed one catches up with the next, as long as it actually installs.
Fixed first, announced later
Some fixes ship before the vulnerability is disclosed. This log flags them, because a PC that is already current is already covered.
Rings, deferrals and deadlines
Windows Update for Business and Intune let you delay updates for a test group, set an install-by deadline and give a grace period before a forced restart.
Known Issue Rollback and safeguard holds
Microsoft can quietly roll back a change that breaks something, and holds back feature updates from PCs it knows will have trouble. Both explain why two PCs on the same network can be on different builds.
Feature updates and end of support
Each Windows version is serviced for a fixed period. Windows 10 PCs past end of support only get security fixes through the paid Extended Security Updates program.
Mac
No fixed release day
Apple publishes security updates when they are ready, often several times a month around a major release, so Mac patching runs on alerts, not a calendar.
Updates versus upgrades
A point update (26.7 to 26.7.1) fixes problems. A major upgrade (Tahoe to Golden Gate) changes the system and needs the same app testing as a Windows feature update.
Older versions get some fixes, not all
Apple's deployment guide says not every security issue is fixed in previous major versions. Staying a version behind is a choice with a cost, not a safe default.
Install-by deadlines through device management
Without enforcement, a macOS update prompt can be put off again and again. Device management can set a deadline so the update installs on schedule.
Macs that age out
When a Mac can no longer run a current macOS version, it stops getting the full set of fixes. Inventory by model and macOS version shows which ones are next.
Apple Business for zero-touch setup
New Macs enrolled through Apple Business arrive already managed, so update policy applies from the first login instead of after someone remembers to enroll them.
Both platforms
Third-party apps aren't on these lists
Browsers, PDF readers, accounting software, VPN clients and plug-ins patch on their own schedules. A machine can be current on Windows or macOS and still exposed through an app.
Firmware and drivers
BIOS and UEFI firmware, docks and network gear get security fixes too, and they rarely update themselves.
Recovery keys before big changes
Before a feature update or a major macOS upgrade, confirm BitLocker and FileVault recovery keys are escrowed somewhere you can reach.
Laptops that are rarely in the office
Remote and travelling staff need updates delivered over the internet with the same deadlines as office machines, or they drift months behind.
You can't patch what you can't see
An up-to-date inventory of every PC and Mac, with its version and last update, is what turns a list like this one into a finished job.